What are the Bluetooth profiles used by the ARWH1 headphones?

The Bluetooth profiles currently in use are HFP/HSP, A2DP, and SPP/OPP optional.

How can I check the Mini-Bridge battery level?

You can check the Mini-Bridge battery level on the official manual page, it indicates the battery level.

The 3D Sound Enhancement indicates L: Live, M: Mex, X: Xome, W: Wide, and N: Normal settings.

Indicates the Bluetooth profiles currently in use.

From left to right : HFP/HSP, A2DP and SPP/OPP (optional)

Indicates the Mini-Bridge’s battery level.

Indicates the 3D Sound Enhancement in use.

Indicates activity status during phone use or music playback.

Display	Mini-Bridge Status
Acoustic Research logo	Mini-Bridge turning on

Goodbye...	Mini-Bridge turning off
	Pairing related
Pairing...	Searching for connection

Connecting...	Trying to connect

Pairing Failed	Connection failed

Connected	Connection successful
Disconnected	Connection disabled

	Phone call related
Redialing	Redialing the last number

XXX - XXX - XXXX	Caller's phone number

Call in Progress	Starting a call
Call Ended	Ending a call

Call Rejected	Call refused

Voice Dialing	Voice dial activated

Call Transferred	Transfer call from phone to Mini-Bridge
Call Transferred	Transfer call from Mini-Bridge to phone

Volume XX	Volume level