That's how HTC built their phone One (M8) for Windows

In summer 2014, at August HTC announced their new model One (M8) for Windows

HTC One (M8) for Windows features

Few features on the model are - OneDrive (15 GB cloud storage) - MP4/H.264/WMV player - MP3/eAAC+/WMA/WAV player - Document viewer/editor - Photo viewer/editor.

About battery of this device, it is Non-removable Li-Ion 2600 mAh battery.

Accelerometer, gyro, proximity, compass, barometer sensors are supported on this device.

Body and color variants

This model got it's sizes 70.6X146.49.4 millimeters.

HTC One (M8) for Windows has 1 colors - gunmetal gray.

Screen on HTC One (M8) for Windows is built as Super LCD3 capacitive touchscreen, 16M colors, at a moment One (M8) for Windows had screen larger size than 64% of devices in mobile market, having 5.0 inches, 68.9 cm2 (~66.7% screen-to-body ratio) display having resolution 1080 x 1920 pixels having ratio 16:9, density 441 PPI multitouch is supported, about display protection I can mention that it's to be confirmed.

About camera on One (M8) for Windows

Dual is installed on One (M8) for Windows. In One (M8) for Windows case HTC designers decided to install 4 MP sensor. Few another extra information are autofocus, dual-LED (dual tone) flash. Video camera on main camera of HTC One (M8) for Windows is supported with 1080p@60fps, 720p@60fps, HDR, stereo sound rec options. This is not bad for instance one of available devices at the moment, QMobile Noir A115 ATV, In One (M8) for Windows HTC engineers decided to put 4 mega pixels sensor. Some another extra information are 3., LED flash. Video on main camera of HTC One (M8) for Windows is supported with 480p variants

4 megapixels front camera sensor is put in this devide. Some another extra options are 1080p@30fps, HDR.

Communication

One (M8) for Windows supporting networks EDGE, GPRS, 2G, 3G and LTE band 3(1800), 7(2600), 8(900), 20(800) - EMEA. Performance is about HSPA 42.2/21.1(AT&T)/5.76 Mbps, LTE Cat4 150/50 Mbps, GSM / HSPA / LTE, LTE band 2(1900), 4(1700/2100), 5(850), 7(2600), 17(700) - AT&T.

Ports on One (M8) for Windows are GPS Yes, with A-GPS, GLONASS, USB microUSB 2.0, WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot, Radio Stereo FM radio, RDS, Bluetooth 4.0, A2DP, aptX, NFC, Infrared port.

Under the hood

This version contains CPU Quad-core 2.3 GHz Krait 400, based on chipset Qualcomm MSM8974AB Snapdragon 801, Considering One (M8) for Windows rank GPU on this phone is Adreno 330.

Memory on One (M8) for Windows is 32 GB, 2 GB RAM, external card slot is available microSD, up to 256 GB (dedicated slot), ant this is running Microsoft Windows Phone 8.1.1.