SONY NW-WM1Z M2 / WM1A M2
Oct 25, 2023 at 9:53 AM Post #13,231 of 15,724
Bizarre thumbnail I saw, a WM1ZM2 in the body of a ZX500… honestly looks great, I love my ZX500 for how small and compact it is.

That's a picture of a WM1Z M1, shrank on the horizontal axis.
 
Oct 25, 2023 at 11:22 PM Post #13,233 of 15,724
I'm going to enter Sony's domain here, but I'm puzzled by the WM1ZM2's battery life for purely audiophile use...

Should we expect 40 hours or a few hours 10 or less?

What value would mean that the battery needs changing?

Thank you very much
I'm getting 30+ hes local mixed files playback Direct ON.
12-14hrs Apple Music streaming.
1AM2 Jap unit.
Never trust any advertised battery life.
 
Oct 25, 2023 at 11:50 PM Post #13,234 of 15,724
Bizarre thumbnail I saw, a WM1ZM2 in the body of a ZX500… honestly looks great, I love my ZX500 for how small and compact it is.
IMG_6843.jpeg

That's exactly why I still reach for my ZX507 the most even today, right balance of everything (SQ, aesthetics, convenience, bulk-free)
 
Oct 26, 2023 at 1:10 AM Post #13,236 of 15,724
20231022_134140.jpg

My obsession with single dynamic driver begun with EX1000. What makes EX1000 special? It was the first IEM which cared about high quality stock cable. It was the first IEM to sport housing specifically designed to maximise driver performance and minimise wear fatigue.
Is the sound still relevant? Yes, and imo incredibly rewarding if your library consist of well recorded classical and Jazz recordings.
I never found EX1000 to be ideal for pop or rock music.

M2 dsp are easily audible in EX1000, I can easily hear each making a difference. With first generations of walkman, I felt they EX1000 sounded lean and underpowered, but listening to my 1AM2, I wonder if Sony needs to revisit the EX1000 again.
20221204_111705.JPG


My EX1000 with Custom Ear Tip.
 
Oct 26, 2023 at 4:22 AM Post #13,237 of 15,724
Thank you
So only 14 Hours (around) with Direct ON, with Qobuz streaming is normal ?
ZM2 is an uncapped unit
The specs in the manual give a good idea. While the specs are based on "ideal" configuration and usage, so actual usage will usually be less, users have found that the published usage numbers are a good estimate, and actual usage will be close to the published usage.
As a general rule, extra processing (DSP, Hi-RES, DSD up-sampling, Streaming, Bluetooth, etc) will consume more battery. Often, MUCH MORE battery.

https://helpguide.sony.net/dmp/nwwm1m2/v1/en/contents/TP1000521634.html

Battery life​

Music (when using “Music player”)​

Stereo mini jack

MP3 (128 kbps)Approx. 40 hoursAAC (256 kbps)Approx. 40 hoursWAV (44.1 kHz/16 bit)Approx. 40 hoursFLAC (44.1 kHz/16 bit)Approx. 40 hoursFLAC (96 kHz/24 bit)Approx. 40 hoursFLAC (192 kHz/24 bit)Approx. 35 hoursDSD (2.8224 MHz/1 bit)Approx. 25 hoursDSD (5.6448 MHz/1 bit)Approx. 18 hoursDSD (11.2896 MHz/1 bit)Approx. 15 hours

Balanced standard jack

MP3 (128 kbps)Approx. 40 hoursAAC (256 kbps)Approx. 40 hoursWAV (44.1 kHz/16 bit)Approx. 40 hoursFLAC (44.1 kHz/16 bit)Approx. 40 hoursFLAC (96 kHz/24 bit)Approx. 40 hoursFLAC (192 kHz/24 bit)Approx. 35 hoursDSD (2.8224 MHz/1 bit)Approx. 15 hoursDSD (5.6448 MHz/1 bit)Approx. 13 hoursDSD (11.2896 MHz/1 bit)Approx. 9 hours

Music (when using a music app other than “Music player”)​

Stereo mini jack

MP3 (128 kbps)Approx. 18 hours

Balanced standard jack

MP3 (128 kbps)Approx. 18 hours

Bluetooth (when using “Music player”)​

MP3 (128 kbps)/SBC-Connection pref.Approx. 20 hoursFLAC (96 kHz/24 bit)/LDAC-Connection pref.Approx. 18 hours

Bluetooth (when using a music app other than “Music player”)​

MP3 (128 kbps)/LDAC-Connection pref.Approx. 17 hours
A Bluetooth connection will shorten the battery life by up to 60% depending on the following conditions.
  • Format of the content.
  • Settings of the connected device.

Note​

  • The values shown in this topic indicate the approximate battery life when the player is playing continuously with the default settings.
  • Even if the player is turned off for an extended period, a small amount of battery power is still consumed.
  • Battery life may vary depending on volume setting, conditions of use and ambient temperature.
  • The battery is consumed considerably when the screen is on.
  • The battery life may become about 60% shorter when some of the sound adjustments are active.
  • The battery life may become about 20% shorter when the [High-Res streaming] function is active.
 
Oct 26, 2023 at 5:08 AM Post #13,238 of 15,724
DSD Remastering:
Good: Transients feels smoother, easier to follow flow of music notes/vocals as it's less "jumpy", lesser digital glare. Pristine fine sounds, lesser fatigue
Bad: Dynamics not as immediate or as strong. Require higher volume(about +10 more for IER-M9), consumes a lot of battery.
Any idea why DSD remastering doesn't affect volume with streaming sources? Makes me wonder if it's actually enabled in these cases - I need to do some listening to find if I can hear any differences, or maybe just test battery life. The user manual doesn't seem to mention it not working with streaming sources.
 
Oct 26, 2023 at 6:01 AM Post #13,239 of 15,724
Any idea why DSD remastering doesn't affect volume with streaming sources? Makes me wonder if it's actually enabled in these cases - I need to do some listening to find if I can hear any differences, or maybe just test battery life. The user manual doesn't seem to mention it not working with streaming sources.

Yeah, DSD remastering isn’t enabled with streaming services (even if you’ve selected it). It’s just for local files played through the ‘Music player’ app
 
Oct 26, 2023 at 6:04 AM Post #13,240 of 15,724
Slightly off topic, anyone know a good place I can buy an IER-M9 these days? I’m toying with the idea of getting one again after selling a little while ago.

Looking for a new one, that’s reasonably priced and ships to UK
 
Oct 26, 2023 at 6:21 AM Post #13,241 of 15,724
The specs in the manual give a good idea. While the specs are based on "ideal" configuration and usage, so actual usage will usually be less, users have found that the published usage numbers are a good estimate, and actual usage will be close to the published usage.
As a general rule, extra processing (DSP, Hi-RES, DSD up-sampling, Streaming, Bluetooth, etc) will consume more battery. Often, MUCH MORE battery.

https://helpguide.sony.net/dmp/nwwm1m2/v1/en/contents/TP1000521634.html

Battery life​

Balanced standard jack

MP3 (128 kbps)Approx. 40 hoursAAC (256 kbps)Approx. 40 hoursWAV (44.1 kHz/16 bit)Approx. 40 hoursFLAC (44.1 kHz/16 bit)Approx. 40 hoursFLAC (96 kHz/24 bit)Approx. 40 hoursFLAC (192 kHz/24 bit)Approx. 35 hoursDSD (2.8224 MHz/1 bit)Approx. 15 hoursDSD (5.6448 MHz/1 bit)Approx. 13 hoursDSD (11.2896 MHz/1 bit)Approx. 9 hours

Music (when using a music app other than “Music player”)Balanced standard jack

MP3 (128 kbps)Approx. 18 hours
The battery life may become about 20% shorter when the [High-Res streaming] function is active.
Thank you,
Well, then I can consider that 14 hours of low gain, Direct ON, streaming (Qobuz with Flac High-Res and balanced jack) is a good result.
Isn'it?
 
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Oct 26, 2023 at 9:11 AM Post #13,244 of 15,724
info: library with over 1000 people in 1 large room. Almost anybody uses tws. i have ongoing dropouts. With ldac no chance at all, dropout every few seconds and by just turning my head a little. Samsung s23 ultra in front of me on the table. Even with priority on stability: massive dropouts all the time for 8 hours now. but the dropouts are shorter, no as long as via ldac.
 
Oct 26, 2023 at 9:27 AM Post #13,245 of 15,724
info: library with over 1000 people in 1 large room. Almost anybody uses tws. i have ongoing dropouts. With ldac no chance at all, dropout every few seconds and by just turning my head a little. Samsung s23 ultra in front of me on the table. Even with priority on stability: massive dropouts all the time for 8 hours now. but the dropouts are shorter, no as long as via ldac.
Wired still the most reliable and problem free method to listen in this kind of places.
 

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