Nokia (নোকিয়া) Lumia 638
Nokia Lumia 638 Windows Mobile smartphone. চালুর তারিখ Dec 2014. ফিচার: 4.5″ IPS LCD ডিসপ্লে, Snapdragon 400 chipset, 5 MP primary ক্যামেরা, 1830 mAh ব্যাটারি, 8 জিবি storage, 1000 MB রেম, Corning Gorilla Glass 3.
| Network (নেটওয়ার্ক) | Technology | GSM / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 - RM-1010 | |
| 4G bands | LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | |
| GPRS | Yes | |
| EDGE | Yes |
| Launch (চালু) | Announced | 2014, December |
|---|---|---|
| Status | Available. Released 2014, December |
| Body (বডি) | Dimensions | 129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in) |
|---|---|---|
| Weight | 136 g (4.80 oz) | |
| SIM | Micro-SIM |
| Display (ডিসপ্লে) | Type | IPS LCD capacitive touchscreen, 16M colors |
|---|---|---|
| Size | 4.5 inches, 55.8 cm2 (~64.6% screen-to-body ratio) | |
| Resolution | 480 x 854 pixels, 16:9 ratio (~218 ppi density) | |
| Multitouch | Yes | |
| Protection | Corning Gorilla Glass 3 | |
| - ClearBlack display |
| Device Platform প্লাটফর্ম | OS | Microsoft Windows Phone 8.1 |
|---|---|---|
| Chipset | Qualcomm Snapdragon 400 (28 nm) | |
| CPU | Quad-core 1.2 GHz Cortex-A7 | |
| GPU | Adreno 305 |
| Device Memory (মেমোরি) | Card slot | microSD, up to 256 GB (dedicated slot) |
|---|---|---|
| Internal | 8 GB, 1 GB RAM |
| Main Camera (ক্যামেরা) | Single | 5 MP, 1/4", AF |
|---|---|---|
| Features ফিচার | Panorama | |
| Video | Yes |
| Selfie camera | No |
|---|
| Sound (সাউন্ড) | Alert types | Vibration; MP3, WAV ringtones |
|---|---|---|
| Loudspeaker | Yes | |
| 3.5mm jack | Yes | |
| - Active noise cancellation with dedicated mic |
| Comms | WLAN | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
|---|---|---|
| Bluetooth | 4.0, A2DP, LE/ aptX after WP8 Denim update | |
| GPS | Yes, with A-GPS, GLONASS | |
| Radio | FM radio | |
| USB | microUSB 2.0 |
| Features ফিচার | Sensors | Accelerometer |
|---|---|---|
| Messaging | SMS(threaded view), MMS, Email, Push Email, IM | |
| Browser | HTML5 | |
| - MP3/WAV/eAAC+/WMA player - MP4/H.264/WMV player - OneDrive (15 GB cloud storage) - Document viewer - Video/photo editor |
| Battery ব্যাটারি | Removable Li-Ion 1830 mAh battery (BL-5H) |
|---|
| Misc | Colors | Black |
|---|---|---|
| SAR EU | 1.46 W/kg (head) 0.95 W/kg (body) | |
| Price | About 100 EUR |