APTX : Bluetooth 5.1 Suara Lebih Jernih, Receiver Only TX RX : Bluetooth 5.2 Bisa Transmitter dan Receiver Note : The volume buttons not working in transmit mode. Deskripsi : Merek : UGREEN Model : 35223 Type : Transmitter & Receiver Bluetooth Version : 5.2 Connectivity technology : Bluetooth, USB Power source : Battery Playtime : 27 hours(TX), 22 hours(RX) Maximum Pairing Devices : 2 Transmission Range : 10M Sound : AAC, SBC Mic : 1 Product dimensions : 45 x 44 x 14 mm Recommended For :Car,Home Stereo, TV, Airplane Other Features : Come with 3.5mm to RCA Cable