1, Input voltage: DC 5V charging/discharging
2, Audio input means: Ø3.5mm AUX, Micro-SD (TF) card, U flash disk, Bluetooth signal.
3, LED screen: It can display inputted audio source, FM broadcast, time setting, alarm setting, etc.
4, Power: 5W*2 for audio output / 5W as wireless charge / 10W as power bank.
5, Load of Speaker: 4Ω 5W*2.
6, Battery Capacity: 8000mAh/3.7V
7, Dual alarm setting
8, Product Size: L146*W146*H82.5mm

• Multifunctional Portable Wireless Speaker
• Brand : Bison
• Color : Blue
• Grade : New
• Charging Type : Micro USB
• Model : A39

• Hear the bass, feel the bass, see the bass. Dual external passive radiators demonstrate just how powerful your speakers are
• Splashproof means no more worrying about rain or spills; you can even clean it with running tap water. Just don’t submerge it
• Take Crystal clear calls from your speaker with the touch of a button thanks to the noise and Echo cancelling speakerphone
• Built-in rechargeable li-ion battery supports up to 15 hours of playtime and charges devices via dual USB ports
• Wirelessly connect up to 3 Smartphones or Tablets to the speaker and take turns playing earth-shaking, powerful stereo sound. To reset the unit, hold onto the power button and Bluetooth at the same time.

• Mini Wireless Speaker
• Bluetooth V5.0
• TWS interconnection
• Waterproof IPX6
• Rope design
• Can pair 2 speaker at the same time
• Speaker specification: 45mm
• Calling power: RMS 5W
• Rated output power: 4W
• Charging voltage: 5V/1A
• Signal to noise ratio: > 80dB
• Distortion:≤10
• Frequency response range: 80hz-18.5kh
• Battery capacity: 800MAH /3.7V
• Low frequency radiator: 50 X 30mm
• Working hours: >6 hours
• Charging time: about 1.5 hours
• Bluetooth transmission distance:> 10m

 Support USB/TF CARD/FM RADIO

Rated output: 5W*2

Speakers: 4Ω, 5W, Φ52mm

Battery: 1200mA 3.7v

Wireless version: 5.0

Input power: DC 5V, 1200mA

Playing time: Around 2 hours

Signal to noise ratio: 90db

Distortion(%): less than or equal to 1 %

Frequency response: 100Hz～18KHz