Cheap mini bluetooth keyboard for smartphones

Here is, one of the cheapest bluetooth keyboards on the market, especially for smartphones (Windows Mobile, Android, Symbian and other OS powered devices),  you can buy this one for only $22.76 from China.

Mini bluetooth keyboard – the perfect companion for your smartphone that makes typing, chatting, and gaming easier than ever. Use this mini bluetooth keyboard with your computer or smartphone to enjoy responsive keys, featherlight typing, portability, and Bluetooth functionality everywhere you go. The sleek and slim design fits comfortably in your hand and allows for easy typing with its 49 keys, including a full QWERTY keyboard and complete with a space bar and number keys. This mini bluetooth keyboard even includes a FN (function) key used for accessing arrow keys, right click, and a home button, making web browsing on your phone easier than ever.

Product Description:
* Primary Function: Mini Bluetooth Keyboard
* Chipset: Broadcom 2042 Chipset
* Systems Supported:
– Supported Smart Mobile System:
1. Nokia Symbian S60 V3 and above
2. Android 1.6 and above
3. Windows Mobile 6.0 and above
– Supports all PC and Mac operating systems
– Supports Sony PS3
– Supports iPad
* Frequency band: 2.4 – 2.4835GHz unlicensed ISM band
* Receiving sensitivity: -75dbm (standard)
* RF output power: 4dbm maximum
* Operating Distance: 0 – 10 m
* Bluetooth Version: 2.0
* Keyboard Format: 49 keys, QWERTY layout
* Battery: Built-in Rechargeable Li-ion Battery
* Battery Duration:
Constant Use: ~50 hours
Standby: ~400 hours
* Power: Charges by USB
* Charging Time: ~2.5 hours
* Dimensions: 115 x 60 x 6 mm
* Manufacturer Ref: R0HT43UGJO11

Check this out here