Features 1、Ultra‑thin shape, small size 2、Mini & Portable ‑ Mini size makes it hard to be found and easy to place and carry to everywhere you want 3、This digital voice recorder is capable of recording voice for a long recording time 4、Rechargeable Li‑ion battery, durable and easy to use it 5、Support TF card, this keychain voice recorder has great capacity and is easy to transfer Specification Description: Portable and practical, the Voice Recorder Pen can be taken anywhere to record audio from meetings, conversations, phone calls, surveillance, and other situations where an unobtrusive way of recording audio is needed. Use the pen for repeating directions while on your cell phone. Or help to memorize client names. This pen will work perfectly. This audio recorder pen will work perfectly. Features: 1. Ultra-thin shape, small size. 2. Mini & Portable - Mini size makes it hard to be found and easy to place and carry to everywhere you want. 3. This digital voice recorder is capable of recording voice for a long recording time. 4. Rechargeable Li-ion battery, durable and easy to use it. 5. Support TF card, this keychain voice recorder has great capacity and is easy to transfer. 6. Supports music playing function, audio format is WAV. 7. USB 2.0 interface, support win98 or above. Specifications: Item Type: Digital Voice Recorder Pen Package Size: 13.8 x 10.5 x 1.5cm / 5.4 x 4.1 x 0.6in Item Size: 7 x 2.1 x 0.9cm / 2.8 x 0.8 x 0.35in Package Weight: 25g Package Included: 1 x Digital Voice Recorder Pen ( not include memory card )