Nokia Asha 503 Dual SIM

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Code RM-922/RM-958 
Announced 2013-10-22 
User guide Download 
Neue Seite 1


  • Dimensions
    • Height: 102.6 mm
    • Width: 60.6 mm
    • Thickness: 12.7 mm
    • Weight: 111.4 g
  • Display and User Interface
    • Display size: 3 ''
    • Display resolution: QVGA (320 x 240) 
    • Display features: Brightness control, Corning® Gorilla® Glass, Nokia Glance screen, Screen double tap
    • Display colors: HighColor (18-bit/262k) 
    • Aspect ratio: 4:3 
    • Pixel density: 134 ppi
    • Display technology: LCD 
    • Touch screen technology: Capacitive two-point touch 
    • Sensors: Accelerometer, Proximity sensor
  • Keys and Input Methods
    • User Input: Touch 
    • Operating keys: Volume keys, Power/Lock key, Back key
  • Form factor
    • Form factor: Monoblock touch 


  • Connectivity
    • SIM card type: Micro SIM 
    • Dual SIM: Dual Standby SIM 
    • Charging connectors: Micro-USB 
    • AV connectors: 3.5 mm audio connector 
    • System connectors: Micro-USB-B 
    • USB: USB 2.0, USB mass storage
    • Bluetooth: Bluetooth 3.0 
    • Bluetooth profiles: Advanced Audio Distribution Profile (A2DP) 1.2, Dial-Up Networking Profile (DUN), File Transfer Profile (FTP), Audio/Video Control Transport Protocol (AVCTP) 1.3
    • Wi-Fi: WLAN IEEE 802.11 b/g/n 
    • Wi-Fi security modes: WPA, WEP, WPA2-Personal, EAP-SIM, EAP-AKA
    • Other wireless connectivity: WAPI 
  • Data Network
    • WCDMA network: 900 MHz, 2100 MHz
    • WCDMA max data speed DL: HSDPA - 7.2 Mbps 
    • WCDMA max data speed UL: HSUPA - 5.76 Mbps 
    • GSM network: 850 MHz, 900 MHz, 1800 MHz, 1900 MHz
    • GSM max data speed DL: EGPRS 236.8 kbps 
    • GSM max data speed UL: GPRS 85.6 kbps 
  • Power Management
    • Battery model: BL-4U 
    • Battery capacity: 1200 mAh
    • Battery voltage: 3.7 V
    • Removable battery: Yes 
    • Maximum talk time (2G): 12 h
    • Maximum talk time (3G): 4.5 h
    • Maximum standby time with dual SIM: 20 days
    • Maximum music playback time: 35.8 h
    • Maximum video playback time: 11.7 h
    • Maximum cellular network browsing time: 8 h
    • Maximum Wi-Fi network browsing time: 4 h
  • Memory
    • User data storage: In device, Memory card
    • Expandable memory card type: MicroSD 
    • Maximum memory card size: 32 GB 

Software and applications

  • Productivity features
    • Personal information management features: Digital clock, Recorder, Calculator, Clock, Calendar, Phonebook, Fixed dialling number, Notes, Alarm clock, Analogue clock, Social networks in Phonebook
  • Other Applications
    • Game features: Java games 
    • Graphics format: JPEG, BMP, SVG, PNG
    • Software updates: Firmware Over-the-Air (FOTA) 
  • Software platform & User Interface
    • SW Platform: Nokia Asha 
    • Software release: Nokia Asha software platform 1.2 


  • Email and Messaging
    • Email clients: Yahoo! Mail, Gmail, Mail for Exchange, Nokia Mail, Windows Live / Hotmail /
    • Email protocols: SMTP, IMAP4, IMAPS, POP3
    • Email features: Always up to date, Multiple simultaneous email accounts, Email attachments, Conversational view on email
    • Supported instant messaging services: Nokia Chat, eBuddy IM
    • Messaging features: Instant messaging, Concatenated SMS for long messages, Audio messaging, Text messaging, Unified MMS/SMS editor, Automatic resizing of images for MMS, Multimedia messaging, Push notifications for IM, Conversational chat style SMS, Unified inbox for SMS and MMS
  • Call management
    • Call management features: Automatic answer, Call waiting, Voice mail, Fixed dialling number, Integrated hands-free speakers, Call barring, Call forwarding, Call logs: dialled, received and missed, HD audio, Call history, VoIP call, Voice dial, Conference call
    • Supported amount of phonebooks: 1 
    • Supports amount of contacts: 4000 
    • Ringtones: 32-polyphonic ringtones, Downloadable ringtones, MP3 ringtones
    • Noise cancellation: Yes 
    • Speech codecs: AMR-WB, GSM FR, AMR-NB, GSM HR, GSM EFR
    • VoiP codecs: G.711, G.729, iLBC, G.726, AMR-NB, GSM EFR, AMR-WB, GSM FR

Device security

  • Security
    • General Security features: Firmware update, Device lock, Device passcode, PIN code

Sharing and Internet

  • Browsing and Internet
    • Internet browser capabilities: Nokia Xpress Browser 
    • Social apps: Facebook, Twitter, Sina Weibo, WhatsApp, LINE, WeChat
    • Photo sharing: Share over Bluetooth, Facebook, Send as email attachment, Photo sharing with Slam
    • Video sharing: Video sharing with Slam 



  • Main camera
    • Main camera sensor: 5 MP 
    • Main camera focus type: Fixed focus 
    • Camera digital zoom: 3 x
    • Sensor size: 1/4 inch 
    • Main camera f-number/aperture: f/2.4 
    • Camera focal length: 32 mm
    • Camera minimum focus range: 50 cm
    • Camera image formats: JPEG 
    • Flash type: LED flash 
    • Flash operating range: 1.0 m
    • Flash modes: Off, Automatic, On
  • Image capturing
    • Capture modes: Self-timer, Video, Still
    • Scene modes: Landscape, Portrait
    • Colour tone modes: Sepia, Greyscale, Normal, Negative, Black and white
    • White balance modes: Fluorescent, Daylight, Automatic
    • Photos viewed by: Album 

Music and Audio

  • Music
    • Music apps: Nokia Music 
    • DRM support: OMA DRM 1 
    • Audio features: Album graphics display in Music player, Audio Streaming, Music Player
  • Music format
    • Codecs: MP3, AMR-WB, AMR-NB, MIDI
    • Audio playback file formats: MP4, AAC, AMR, MP3, 3GP, MIDI
  • Radio
    • Radio features: Stereo FM radio 
  • Voice and audio recording
    • Recording: Voice recorder 
    • Audio recording file formats: AMR 
    • Audio recording codecs: AMR-NB 
    • Audio recording features: Mono 


  • Main video camera
    • Camera video resolution: QVGA (320 x 240) 
    • Camera video frame rate: 15 fps
    • Camera video zoom: 1.5 x
    • Video playback frame rate: 26 fps
    • Video playback codecs: H.264/AVC, H.263, MPEG-4
    • Video playback file formats: MP4, 3GP
    • Video recording formats: 3GP/H.263 
    • Video recording colour modes: Negative, Normal, Black and white, Sepia
    • Video scene modes: Automatic 
    • Video white balance modes: Fluorescent, Automatic, Daylight, Lightbulb
  • Main video camera features
    • Video streaming: YouTube browsing and video streaming, Progressive video download, Streaming from video services and internet, Download and Play
    • Video recording features: Video zoom 


  • Environmental features
    • Materials: Free of PVC, Free of nickel on the product surface, Free of BFR, rFR as in Nokia Substance List
    • Energy efficiency: Unplug charger reminder, Energy efficient charger
    • Eco content and services: Available at Nokia Store 
    • Recycling: 100% recoverable as materials and energy 
    • User guide: One colour printing 
    • Packaging: Made of renewable materials, Minimized package, Packaging is 100 % recyclable, Containing up to 75% recycled materials, Virgin wood fibres up to 55% certified


  • Accessibility features
    • Hearing: Vibrating alerts 
    • Vision: Vibrating alerts 
    • Physical skills: Speakerphone, Automatic answer

What’s in the box

  • Box
    • Sales Package: Nokia Asha 503 Dual SIM, High Efficiency Charger AC-20, Nokia Battery BL-4U 1200 mAh, Nokia Stereo Headset WH-108, Nokia 4 GB microSD Card, User Guide