Auricolari TWS-OWS E2 EM043 Padiglioni esterni Verdi Product information Brand: DEVIA Name: Star Series OWS E2 Wireless Earphone Model: EM043 Color: White,deep blue, green, orange Bluetooth version: 5.3 Bluetooth protocol: A2DP/HFP/HSP/AVRCPIAAC Headset battery capacity: 3.7V/80mAh Charging box battery capacity: 3.7V/800mAh Music time: 12 hours (normal volume) Repeat the usual number: 3.5 times Transmission distance: 15 meters Charging interface: TYPE-C Wear type: Hanging ear type Functions: call. listen to music. ENC call noise reduction