Model No: B40
Speaker earbuds 2 in 1
Bluetooth Version: 5.1
Talking /Music Time: 7-8 Hours
Speaker Playback time: about 7-8 hours
Charging Time: 1 H
Operating distance:10m
Frequency range: 20-20000Hz
Charging case Battery: 800mAh
Earbuds Battery: 33mAh
Charging voltage: 5V DC
Speaker Size: 2 inch
Microphone: with a microphone
Touch control
Type-c port

Model No: b20
Speaker earbuds 2 in 1
Bluetooth Version: 5.1
Talking /Music Time: 6-7 Hours
Speaker Playback time: about 5-6 hours
Charging Time: 2 Hrs
Operating distance:10m
Frequency range: 20-20000Hz
Charging case Battery: 800mAh
Earbuds Battery: 30mAh
Charging voltage: 5V DC
Speaker Size : 5.98 *2.28 inch
Microphone: with a microphone
Touch control
Type-c port
Speaker Material: ABS

Function:Bluetooth，Handsfree，TF card，FM，TWS
Material: ABS
Charging: TYPE-C
Color: Black, White
Unit size：150*98*36MM
Net weight：160g
Bluetooth：5.0
Channel：1
Speaker：Ø40MM, 4Ω5W*1
Bass diaphragm：Ø30*40MM
Distant：>10M
Extend：<32G
Frequency：60Hz-16KHz
Charge：5V / 0.3A
Battery：500mAh

1. Portable detachable straps for easy taking.
2. Mesh cover for protect speaker from water, dust, shock.
3. IPX5 waterproof, dustproof, shockproof.
4. Hi-Fi stereo for enjoyable listening experience.
5. Call function, noise canceling microphone makes you answer calls without reaching your phone.
7. Support MP3, WMA, WAV format music files.
8. Support TF Card or misro SD Card up to 32G, support USB 2.0 Disk.
9. Support external MP3 / MP4 / computer and other audio input function (AUX)
10. Easy button control, you can press buttons to turn on/off, play/pause, switch mode, skip songs, adjust volume etc.
11. Bluetooth 4.2, compatible with all Bluetooth devices.
12. iSO battery display, you can see the reminding power of speaker on iPhone.
13. 600 mAh battery for up to 6-8 hours of playtime at 2/3 volume on a full charge.
14. It's not only a bluetooth speaker, but also a radio, a wired speaker, a bass boom box, a mini subwoofer.

Battery capacity: 600mAh (built-in)
Endurance time: 6-8 hours
Charging time: 1--2 hours
Number of speakers: 1
Speaker: 3W
Frequency range: 2.4GHZ
Input sensitivity: 400mV
Wireless transmission distance: 10 meters
The degree of separation: 90dB
Frequency response: 70~20KHz (+-3dB)
Signal-to-noise ratio: 80dB
Playback formats: WAV, MP3, WMA
TF maximum support: 32G(not included)
Mode of operation: press key
USB line length: 50CM
Input voltage: DC 5V 2A
Interface type: micro USB / AUX / TF card socket / 2.0 USB 
Size: length 8.2CM, width 8.2CM, height 3.5CM

Model No: BJ39
Bluetooth Version : 5.2
Talking /Music Time : 6-7 Hours
Speaker playback time: about 5-6 hours
Charging Time: 1 Hrs
Operating distance :10m
Frequency range: 20-20000Hz
Charging case Battery : 1100mAh
Charging voltage: 5V DC
Microphone: with microphone
Touch control
Type-c port

Model No:BS107
Bluetooth 5.0 version
Battery: 600Mah
Cover Range: 20 meters
Play time: over 20 hours
Neckband speaker
-Color: Black.
-Material: ABS.
-Size:19x22x3 cm/7.48x8.66x1.18 inch.
Weight: 242g

Function:Bluetooth, Handsfree, TF card, TWS
Material: ABS+Silica gel
Charging USB Micro
Color: Black, blue, red
Unit size:83*83*99MM
Net weight:280g
Bluetooth:5.0
Channel:1
Speaker:Ø52MM, 4Ω5W*1
Bass diaphragm:Ø52MM
distance:>10M
Extend:<32G
Frequency :120Hz-15KHz
Charge:5V / 0.5A MAX
Battery:1200mAh

Model No: B70
Power: 350 mAh
Output power: 2.5W*2
Bluetooth: Bluetooth 5.0
Audio input: Wireless
Working distance: up to 20 meters
Working time: up to 5.5 hours
Power supply: built-in lithium battery
Effective distance: 15 meters
Power supply: USB
Box material: plastic
Battery capacity: 350 mA
Function: voice prompt, call function output
Channel: 2.1
Action: button
Signal to noise ratio: ≥ 75db

Model: B50
Bluetooth 5.0 Version
Frequency: 2.4GHz-2.8Ghz
Support Protocols: A2DP,HSP
Music play time: 7 hours
Standby time: 65 hours
Support TF cards
Charging time: 2.5 hours
Playtime: 4 hours
Speaker unit: dual speakers
Frequency range: 2.4GHz-2.48Ghz
Support protocol: A2DP, AVRCP, HSP, HFP
Frequency response range: 20hz-20khz
Material: ABS Plastic
Size: 232x176mm/9.13x6.92inch

Function:Bluetooth，Handsfree，Portable，TF card，FM，（TWS）
Material: ABS
Charging: USB Micro
Color: Black， White
Unit size:70*70*37MM
Net weight:133g
Bluetooth:5.0
Channel:1
Speaker:Ø40MM, 4Ω3W*1
Distance:>10M
Extend:<32G
Frequency :60Hz-16KHz
Charge:5V / 0.3A
Battery:500mAh

Function:Bluetooth, Handsfree, IPX4,TWS
Material:ABS
Charging:USB Micro
Color:Black, Green
Unit size:Ø98*43MM
Net weight:159g
Bluetooth :5.0
Channel :1
Speaker:Ø40MM, 4Ω3W*1
Distrant:>10M
Frequency :60Hz-16KHz
Charge:5V / 0.3A
Battery:500mah

Function:Bluetooth, Handsfree, TF card, U Disk, AUX, FM radio
Material: ABS
Charging:USB Micro
Color: Black, Dark wood, Lightwood
Unit size:135*40*65MM
Net weight:209g/220g
Bluetooth:5.0
Channel: 1
Speaker:Ø45MM, 4Ω3W*1
Bass diaphragm:Ø30*40MM
Distant:>10M
Extend:<32G
Frequency :60Hz-16KHz
Charge:5V / 0.3A
Battery:1200mAh

Function:Bluetooth, hands-free, TF card, U Disk, AUX
Material ABS
Charging:USB Micro
Color:Black, Silver
Unit size L:230*60*80MM
Net weight:560g/538g
Bluetooth:5.0
Channel:L / R stereo
Speaker :Ø52MM, 4Ω5W*2
Bass diaphragm :50*65MM
Distrant :>10M
Extend : <32G
Frequency :60Hz-16KHz
Charge:5V / 0.7A MAX
Battery：2000mah

Function ：Bluetooth，Handsfree，TF card，FM，（TWS）
Material ABS
Charging： USB Micro
Color： Black， White， Red， Black-painted， White-painted， Red-painted
Unit size：120*30*60MM
Net weight：151g
Bluetooth：5.0
Channel：1
Speaker：Ø40MM, 4Ω3W*1
Bass diaphragm： Ø30*40MM
Distant：>10M
Extend：<32G
Frequency： 60Hz-16KHz
Charge： 5V / 0.3A
Battery：500mAh