Casti Akai BTE-J15 In-ear Wireless BT 5.1 Chipset JL AD6983D bluetooth Version V5.1+BR+EDR+BLE bluetooth Frequency 2.4-2.485GHz Audio decoding SBC/AAC Profiles supported a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/gap /gatt/rfcomm/sdp/l2cap profile Weight 31.5 g Base Unit Dimensions 60.12x 41.3x 27.24 mm Speaker Unit size 8 mm (dia.) Charging Input 5V 320mA Microphone Sensitivity －42±3dB Frequency Response 20Hz-20000Hz Built in Battery type (Earbuds) Lithium 30 mAh 3.7V Built in Battery type(Base U.
Casti Akai BTE-J15 In-ear Wireless BT 5.1 Chipset JL AD6983D bluetooth Version V5.1+BR+EDR+BLE bluetooth Frequency 2.4-2.485GHz Audio decoding SBC/AAC Profiles supported a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/gap /gatt/rfcomm/sdp/l2cap profile Weight 31.5 g Base Unit Dimensions 60.12x 41.3x 27.24 mm Speaker Unit size 8 mm (dia.) Charging Input 5V 320mA Microphone Sensitivity －42±3dB Frequency Response 20Hz-20000Hz Built in Battery type (Earbuds) Lithium 30 mAh 3.7V Built in Battery type(Base U
