The Hi-Fi + Hi-Res Audiophiles' Bluetooth Headphone Adapter Thread - [17.Oct.21] iFi GO Blu impression added
Jan 9, 2022 at 7:58 PM Post #1,142 of 1,312
In such a situation, I don't. I press a button on my headset.
FiiO BTR5 and Qudelix 5K both support external headset's mic. Personally, I use earphone with exchangeable cable and switch to short cable when using BT adapter, then affix the BT adapter near the shirt collar / chest area. If I have to suffer long cable, I might as well use USB dongle attach directly to the smartphone.
 
Jan 10, 2022 at 3:49 AM Post #1,143 of 1,312
FiiO BTR5 and Qudelix 5K both support external headset's mic. Personally, I use earphone with exchangeable cable and switch to short cable when using BT adapter, then affix the BT adapter near the shirt collar / chest area. If I have to suffer long cable, I might as well use USB dongle attach directly to the smartphone.
I also consider usb dongle as an option, but as far as i know not all of them support inline mic. It's not difficult for me to take any device from my pocket, it's just a matter of convenience, especially in cold rainy conditions.
 
Jan 10, 2022 at 7:54 AM Post #1,144 of 1,312
FiiO BTR5 and Qudelix 5K both support external headset's mic. Personally, I use earphone with exchangeable cable and switch to short cable when using BT adapter, then affix the BT adapter near the shirt collar / chest area. If I have to suffer long cable, I might as well use USB dongle attach directly to the smartphone.
Just out of interest: Many seem to use a BT dongle and their IEMs to talk on the phone....don`t you think it is really difficult to talk with an IEM that creates a seal in your ears? I have tried it many times and always found it terrible not being able to hear my own voice properly while being on the phone. I ended up in not using my BT dongles for talking on the phone anymore, only TWS that either don`t create a seal (such as regular Airpods) or have a decent ambient mode (the ambient mode of the Qudelix unfortunately is far from decent in my opinion)....
 
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Jan 10, 2022 at 8:43 AM Post #1,145 of 1,312
So give us a straight answer. Has IFI introduced any (undisclosed) hardware changes to the Go Blu since its official launch?

There were no silent changes as far as we're aware and whan they happen we're vocal here on HF, i.e. XMOS updates. Still, I'll ask internally.
 
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Jan 10, 2022 at 9:18 AM Post #1,146 of 1,312
Just out of interest: Many seem to use a BT dongle and their IEMs to talk on the phone....don`t you think it is really difficult to talk with an IEM that creates a seal in your ears? I have tried it many times and always found it terrible not being able to hear my own voice properly while being on the phone. I ended up in not using my BT dongles for talking on the phone anymore, only TWS that either don`t create a seal (such as regular Airpods) or have a decent ambient mode (the ambient mode of the Qudelix unfortunately is far from decent in my opinion)....

Personally I don't get a lot of calls, so it isn't really any great inconvenience when I do have to take call with BT adapter. I don't know about the rest of the world, but at least in my country we do most of our communication via messaging app (mostly WhatsApp, WeChat, etc) instead of calling. In fact, I often got more spam call and ads call than any real call.
 
Jan 10, 2022 at 9:22 AM Post #1,147 of 1,312
Personally I don't get a lot of calls, so it isn't really any great inconvenience when I do have to take call with BT adapter. I don't know about the rest of the world, but at least in my country we do most of our communication via messaging app (mostly WhatsApp, WeChat, etc) instead of calling. In fact, I often got more spam call and ads call than any real call.
Right, I also don`t do "regular" phone calls often, but what about video conferences? We all do them regularly in the past two years, don`t we? I was just wondering because so many people here ask for short cables or clips to attach them to their shirt, so there must be quite a big target group for that usage scenario, right? Me, too, I thought I would be using my BT adapter for it, but again, I find it very inconvenient because of the created seal and had asked myself many times how other people deal with it....
 
Jan 10, 2022 at 3:50 PM Post #1,148 of 1,312
The best way to see an accurate BT signal strength is to download a BT signal testing app (many are free to use / try) onto your smartphone. If you do, report back the RSSI value to us on various distance.

I tried two BT apps on my iPhone - both named "BLE Scanner" ...seem to be from different vendors though.

The numbers seemed to jump around so below are the average RSSI numbers for the Go at different distances - stable connection until around 20ft away:

5ft -59
10ft -65
15ft -77
20ft -92 (audio dropouts occuring)
 
Jan 10, 2022 at 8:13 PM Post #1,149 of 1,312
Just out of interest: Many seem to use a BT dongle and their IEMs to talk on the phone....don`t you think it is really difficult to talk with an IEM that creates a seal in your ears? I have tried it many times and always found it terrible not being able to hear my own voice properly while being on the phone. I ended up in not using my BT dongles for talking on the phone anymore, only TWS that either don`t create a seal (such as regular Airpods) or have a decent ambient mode (the ambient mode of the Qudelix unfortunately is far from decent in my opinion)....
I have exactly the same issue as you have. I can't stand having a phone call with IEMs, always have to switch to earbuds.
 
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Jan 10, 2022 at 8:44 PM Post #1,150 of 1,312
I tried two BT apps on my iPhone - both named "BLE Scanner" ...seem to be from different vendors though.

The numbers seemed to jump around so below are the average RSSI numbers for the Go at different distances - stable connection until around 20ft away:

5ft -59
10ft -65
15ft -77
20ft -92 (audio dropouts occuring)
20ft audio dropout isn't too far off from my experience.
 
Jan 11, 2022 at 3:39 PM Post #1,151 of 1,312
BT 4.0 standards :thumbsdown:
 
Jan 11, 2022 at 8:18 PM Post #1,152 of 1,312
BT 4.0 standards :thumbsdown:
Actually it has nothing to do with whether it is BT4.0 or BT5.0. BT transmitting power is defined by what class it is in. Class 1 devices' radio outputs 100mW of power (open distance up to 100m), Class 2 is 2.5mW (up to 10m), Class 3 is 1mW (1m) and Class 4 is 0.5mW (0.5m). Most BT adapters (and in fact most portable, battery powered BT devices) are Class 2. You can have a BT5.0 Class 4 devices with much shorter range than a BT4.0 Class 1 device, because their radio are on different classes of output power.
 
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Jan 12, 2022 at 9:02 AM Post #1,153 of 1,312
You right, however, from consumer's perspective BT capability (range / stability of connection) of Go Blu is reminiscent of old (crappy by today's standards) equipment.
 

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