Features:
Unique and practical design, key backpack buckle recorder, can be easily put into your pocket or hung on the backpack, keys, convenient to carry and record important sounds in life.
Voice-controlled recording, sound start recording, silent stop recording, save memory and electricity, efficient management.
One-click recording save, boot recording, shutdown save, easy to operate.
8GB/16GB/32GB memory optional, can provide 96h / 192h / 384h recording capacity, support MP3 playback and recording playback.
Built-in high-capacity polymer lithium battery, which can record continuously for about 25 hours and play continuously for about 15 hours.

Specification:
Model: S25
Material: Zinc Alloy
Power Supply: DC 5V 1A
Battery: 3.7V 120mAh
Record Format: WAV
Play Format: MP3/WAV/WMA
Recording Bit Rate: 192KBPS
Charge Time: 2 hours
Record Time: 25 hours
Play Time:15 hours
Save Time: 96/192/384 hours
Memory: 4G,8G,16G,32G(Optional)
Color: Black

Picture display