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Bluetooth version: V5.0 Zhongke AB5362C, Transmission distance: 10m, A2DP 1.3 AVRCP 1.5, Frequency: 2.402GHz-2.480GHz, Transmit power:8dB, Battery capacity: 18650(3600mAh)/7.4V+battery protection plate, Music time: 4hrs, Charging time: 4hrs, Rated power :40W, TWS BT FM TF USB ,Microphone, Recording, Built-in EQ, Loop Playback, Lights, Dimension: 251x 281x 354mm, Weight: 4.6 Kg, Color: Black

Bluetooth version: 5.0 10m, Frequency range: 20–20000 Hz, Battery: 7.4V / 3600 mAh / 26.64 Wh, Power supply: AC 110–220 V + DC 9V/2A, Operating time: up to 10 h (LED off) / up to 4 h (LED on), Power: 40 W, Backlight: RGB – multi-colored light effects, USB, TF card, microphone, TWS

Bluetooth: V5.3, Speaker Maximum Output Power: 5 Watts, Transmission distance: 10meters, A2DP AVRCP AVDTP AVCTP HFP GAVDP, Battery Capacity 600mAh, Music time: About 7hrs, Charging time: 2hrs, IPX5 waterproof, Product Dimension: 60.2×50.4mm, Weight 87g, Color: Black

Bluetooth V5.3 10m, Battery: 1200mAh, Music time: about 2.5 hours, Charging Time: 2.5 hours, Bluetooth, TF card, FM mode, Maximum power: 5W, Frequency: 2.402 GHz – 2.480 GHz