1、[Clear Sound]‑2 pin bluetooth cable shielding winding structure, increase the anti interference, reduce noise, so that the sound more clearly. 2、[Noise Cancellation]‑Chip: QCC3034, powerful triple core processing design, good Bluetooth streaming, CVC noise cancellation technology. 3、[Supports for APTX HD Lossless HiFi]‑QCC3034 cable supports for APTX HD Lossless HiFi, can connect 2 devices at the same time. 4、[TPE Outer Skin]‑Bluetooth wireless adapter cable outer skin is made of TPE, bringing outstanding hand feeling experience. 5、[Long Use]‑2 pin Bluetooth cable built in 220mAh lithium battery, 23 hours talk time, more than 200 hours standby. 1 x 2 Pin Bluetooth Cable1 x Storage Bag1 x Instruction Manual1 x Charging Cable Item Type: 2 Pin Bluetooth CableMaterial: TPE, PUCommunication Distance: 10m / 33ftBluetooth Version: V 5.0Chip: QCC3034Support Protocol: for aptX, for aptXHD, for aptXLowLatency, for cVc, for SBC,and for AACBuilt in Li Polymer Battery: 220mAh (Built in)Support: Connect 2 Devices At the Same TimeIPX5 Level Waterproof and Sweatproof