Features:
Professional Recording Device - Adopting professional digital noise reduction with 192Kbps for ensuring high-quality and more clear audio experience.
Widely Used - Free to use this device as player, it also can the loop playing mode. It's a prefect gift for students, professor, teacher, businessman, writer and blogger, anyone who loves to record! 
Powerful - Built-in 170mAh rechargeable with USB, convenient to recharge and record to 20h after fully charged.  
Convenient to Use - Support to listen to the recording content with earplug (including), or you can listen on the via USB, furthermore, you can write by this pen.
High-quality - Made of superior zinc alloy, , scratch-proof and , perfect for recording lectures, meetings, interviews, speeches etc.

Specification:
Model: 022
Size: 14 x 1.28cm
Weight: 30g
Record Format: WAV
format: MP3,WAV,WMA
Frequency: 20-20 KHZ
Recording : About 384hrs (32GB)
: 170mAh
Working : 20hrs
: About 1 hour
Microphone: Omni-directional Microphone
Recording Distance: 8-10m/26.2-32.8ft
Operating : -10°- 40°
Package Size: 18 x 9 x 3.3cm/7 x 3.5 x 1.2in
Package Weight: 110g/3.8oz

Packing List:
1 x Recording Device (Without TF )
1 x Earphone
1 x USB Cable
1 x 3.5mm jack - USB