- mobilephonemuseum.com phone-detail/r520mThe R520 was included in the original Ericsson Bluetooth development kit which comprised hardware, software and the R520m as a test phone.
- gsmgeek.blog ericsson-r520m/The Ericsson R520m offers a simple yet reliable mobile experience with Q2 2001 release, monochrome display, NiMH battery, and GSM network compatibility.
- ericssoners.wordpress.com 2014/09/07/r520m-gprs-…Today, at CommunicAsia in Singapore, Ericsson unveiled the first GPRS phone with Bluetooth, the triple band R520.
- gsmstellar.net ericsson-r520m/This was a feature that was not yet common in mobile phones and added to the R520m's innovative design. The Legacy of the Ericsson R520m.
- gsmversus.com ericsson-r520m/Full specifications of Ericsson R520m: design, display, network, connectivity, size, features, battery.
- mygadgetsnews.com ericsson-r520m/Network: The Ericsson R520m operates on GSM technology, supporting 2G bands (GSM 900 / 1800 / 1900) with GPRS capability.
- thrivingtechnology.com product/ericsson-r520m/As far as the cameras are concerned, Ericsson R520m has no camera. ... The Ericsson R520m include Infrared port, Bluetooth, SMS, Email, WAP 1.2, and 2G.
- mobosdata.com phone/ericsson-r520m/Ericsson r520m smartphone. Announced 2001. Features Monochrome display. chipset, 600 mAh battery, storage, RAM.