Cross-border Exclusive Sale V5.0 Bluetooth Hat, Knitted, Best-selling, With Earphones For Calls, Dual-ear Stereo

Bluetooth hat: M5 Bluetooth hats are popular products on cross-border platforms like Amazon and Wish. The hats feature built-in Bluetooth earphones, allowing you to listen to music and make calls while wearing them.The Bluetooth is version V5.0, with a built-in lithium battery and a charging IC protection board to protect the circuit from overcharging.The product meets European and American standards and has CE, ROHS, BQB, FCC, MSDS... certifications. The factory offers wholesale stock and accepts OEM customization. Welcome to order! Attention all new and returning customers! The M5 Bluetooth hat promotion has begun, and the peak season for Bluetooth hats is about to arrive. To ensure that all of you can continue your hard work in the second half of the year, please hurry up and make your purchases! We would also like to thank all our new and returning customers for their support and trust. Feel free to inquire! Bluetooth Button Description 1.Power switch key/phone call answer/hang up/pause/play 2.Volume up button/Next track button 3. Volume down button/previous song 4. Microphone hole 5. USB charging port Bluetooth Parameter Description Frequency range: 20-20KHZ Sensitivity: 95dB Impedance: 32 Speaker size: 32mm Transmission distance: CLASSⅡ Operating range: 10M Charging time: 2 hours Music and call duration: 8 hours Battery: 180mA polymer lithium battery Accessories: Data cable + manual Bluetooth Protocol: V5.0 Bluetooth search name: BT-01