Item Type: Bluetooth 5.0 Adapter r nMaterial: ABS r nColor: Black and Silver r nModel: BTI-029 r nFunction: Bluetooth Reception and Transmission r nBluetooth Model: V5.0 r nFrequency: 2.402-2.480GHz r nCharging Time: About Two Hours r nBuilt-in Battery: Polymer Lithium Battery r nBuilt-in Battery Capacity: 350mAh r nReceiving Distance: 10m/32.8ft 1、Low latency technology eliminates Bluetooth audio delay, allowing you to watch TV/movie videos and listen to high-definition audio in perfect synchronization. 2、The built-in battery provides a Bluetooth adapter, which can be used for more than 12 hours after being charged for 2 hours. It also supports simultaneous charging and streaming. 3、Supports optical (for TOSLINK) digital and 3.5mm (AUX and RCA), you get maximum flexibility, supporting input and output. Easy setup allows you to easily enjoy wireless audio at home or on the go. 4、Keep your old stereo or wired headphones alive through the new wireless Bluetooth connection, pair with a smartphone or tablet up to 10 meters away, and enjoy cable-free music. 5、Dual mode transmitter and receiver, 2?in?1 Bluetooth V5.0 transmitter and receiver, lightweight and upgraded, can be used as a transmitter or receiver, both input and output are supported. n1 x Bluetooth Adapter n1 x 3.5mm Audio Cable n1 x Charging Cable n1 x Digital Optical Audio Cable n1 x Cable n1 x Manual