The Motorola Backflip has a good reception quality,

Supported networks - WCDMA: 900,1900,2100; GSM: 850,900,1800,1900; HSDPA 7.2 Mb / sec. (Category 7 / 8), EDGE Class 12, GPRS Class 12 HSUPA for fast uploads is missing.

2. Data transfer - Bluetooth ® 2.0, Profiles: GAP, HSP, SPP, WiFi 802.11b / g, USB 2.0, aGPS. No Bluetooth 2.1 and certainly not a 3.0 is supported. Wireless-n is missing, only the slower b and g standards are supported.

3. Reception and voice quality - The Motorola Backflip has a good reception quality, even if the network once covered is not the best. The voice playback sounds good, thanks to noise reduction (two extra microphones exist) which is quite natural. 

4. Voice quality of the speaker - At medium volume, the voice reproduction is not fully understood. At maximum, however, voice is slightly scratchy. 

5. Battery life (with normal use) - 3 Days.

6. Storage capabilities of Contacts - First name, last name, second first name, last name, suffix, first name (phonetic), Second first name (phonetic), last name (phonetically): Telephone: Private, Emails: private; IM: AIM; address: Privacy: Street, City, State, Zip Forward direct to your voicemail, birthday, anniversary, nickname, website, notes, ringtone; PO Box, region, city, state organizations: Office: Company, Title: additional title on / off, display group: Create a new group, all contacts , service numbers, favorites, address book.