Description:Product Category: headphoneBluetooth version: V5.0;Bluetooth protocol: HFP, HSP, A2DP, AVRCP;Bluetooth chip: csr8635;Noise reduction chip: ams3435;Effective distance: 10 meters;Working hours (noise reduction + Bluetooth Music): about 30hrs;Noise reduction working time: 65 hours;Standby time: 600 hours;Charging interface: mirco;Charging time: 3 hrs;Battery capacity: 3.7v1000mah;Driving unit: 40mm;Charging voltage and current: DC5V 0.5A;Active noise reduction depth: 24dB;Frequency range: 20Hz-20KHz;Nominal impedance: 32 &Omega;;Maximum SPL: 110dB;Audio interface: 3.5mm;Package Includes:A headset, a headset storage bag, a 3.5mm audio cable, a USB cable, a manual in English and ChineseNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

Bluetooth Wireless Headphone Noise Canceling Gaming Headphones With Mic Gamer Headset black