Willtek’s 4910 Universal Antenna Coupler (UAC) is the ideal accessory for testing mobile phones, from R&D and manufacturing to in-service and point-of-sale testing. This accessories provide rapid, accurate testing of mobiles on-site. Trouble-free mobiles can then be returned to the customer in a matter of minutes. Features Universal Antenna Coupler for all mobile phone types Functional check of mobiles includes antenna Mobile phone clamp fits all standard models Caters all mobile frequency bands (800/900/1800/1900 MHz) and standards (GSM, CDMA, TDMA) Can be used with all Willtek RF Testers: 4100, 4200, 4300, 4350, and 4400 RF Shield Box and Universal Antenna Coupler combination provides accurate and interference-free results.