BS-H1 Aura · Over-Ear Bluetooth Headphones | BLUESEED
Equipped with a Bluetrum TB2181 Bluetooth 5.4 chip, offering 10 meters of unobstructed transmission, and a 40mm four-hole speaker. Features a 3.7V/400mAh polymer battery with a protection board, 20 hours of battery life, and automatic standby shutdown after 5–8 minutes. Includes a USB Type-C charging port and supports volume adjustment, track switching, call controls, FM radio, and TF cards, with English-only voice prompts.

BS-H1 Aura · Over-Ear Bluetooth Headphones
Bluetooth version: Zhongke Lanxun TB2181 V5.4 Transmission distance: 10 meters (unobstructed) Speaker diameter: 40mm four-hole Usage time: 20 hours Standby time: 5-8 minutes automatic shutdown Polymer battery: 3.7V / 400mAh lithium battery with protection board Charging port: Type-C charging port Functions: volume adjustment, song switching, answer calls, reject calls, hang up calls, Bluetooth playback, call redial, Bluetooth reconnection, voice prompts, battery level display, FM radio, TF card slot, pure English broadcast Net weight: 180 grams