Thunder – Wireless Speaker with 3-4Hours Playing Time (TCT-121)
Technical Specifications
Blue tooth Version: V 5.0
Weight: About 512g
Speaker Power: 10W
Built-in-Voltage: 3.7V
Frequency Response: 150Hz-20KHz
Play Mode: Bluetooth, Ax, TF Cards
Signal-to-noise-ratio: >90DB
Battery Capacity: 1500mAh
Charging Voltage: 5V/500ma
Play Time: 3-4 Hour
Key Features
- Support A2DP, AVRCP, Hands free profile, FM radio
- With FM function, can search radio station broadcast automatically
- International advanced Wireless chip and circuit design techniques, support all wireless devices.
- With Hi-Fi speaker, to make sure the clear and bright sound.
- Support Micro SD card and USB card, play MP3 format audio.
- The wireless working distance is 10 meters.
- With AUX line in, can directly connect the outside devices, for example, tablet PC/TV/cellphones.
- It will close automatically after 30 mins if Bluetooth mode no connection.

Bittu –
10W sound with Bluetooth 5.0 connectivity, modes Bluetooth, AUX & TF Card modes, up to 4 hours of playtime. With 1500mAh rechargeable battery, more than 90dB signal-to-noise ratio,
Srider –
Bluetooth 5.0 connectivity, modes Bluetooth, AUX & TF Card modes, up to 4 hours of playtime. With 1500mAh
Srikant –
connectivity, modes Bluetooth, AUX & TF Card modes, up to 4 hours of playtime.
Koti –
modes Bluetooth, AUX & TF Card modes, up to 4
Vikas –
AUX & TF Card
Lavanya –
Very good sound quality with clear vocals and decent bass. Battery life is impressive, and the build quality feels premium.
Geetha –
Very good sound quality with clear vocals and decent bass. Battery
Monu –
quality with clear vocals and decent bass.
Vikram –
Battery life is impressive, and the build quality feels premium.
Salim –
quality feels premium.
Shaker –
quality feels premium.