Wireless Logitech Keyboard and Mouse Combo with Dongle.

⌨️ Logitech K520 Wireless Keyboard (from MK520 combo series)

• Full‑size layout with number pad, softly rounded Incurve keys for ergonomic comfort, and media shortcut hotkeys (mute, volume, media control)

• Equipped with a palm rest, spilled‑liquid resistance, and adjustable tilt legs for ergonomic typing

• Battery life of up to 3 years using 2×AA batteries, supported by power‑saving auto‑sleep modes and on/off switch

• Uses a Logitech Unifying nano USB receiver, enabling pairing with up to six compatible devices

• Wireless range up to ~10 m (30 ft), 2.4 GHz connectivity, plug‑and‑play supported on Windows, with limited legacy OS support

• Keyboard dimensions: ~451 × 192 × 23 mm; weight ~762 g

🖱️ Logitech M705 Marathon Wireless Mouse

• Known as the Marathon Mouse, M705 offers ergonomic right-handed design with rubber side grips and contoured palm support

• Features dual‑mode “hyper‑fast” scroll wheel, able to toggle between fast scrolling and precise line‑by‑line; supports horizontal scrolling via tilt wheel.

• Optical/Laser precision tracking at ~1,000 DPI with stable performance on most surfaces

• Offers up to 3 years of battery life on 2×AA batteries, with power‑saving auto‑sleep and an on/off switch

• Connects via Logitech Unifying receiver (same as the K520), allowing both devices to work with a single dongle
  Mouse physical specs: ~109 × 71 × 42 mm; ~135 g with batteries; receiver ~14×19×6 mm ~1.8 g

🔄 Pairing & Compatibility

• Both the K520 keyboard and M705 mouse use Logitech Unifying technology, allowing them to pair and operate with a single Unifying USB nano‑receiver

• Pairing is straightforward using Logitech Unifying Software, available from Logitech’s support site. Once paired, both devices function through the one receiver in the same computer

• Cross compatibility with other Unifying devices is supported—but note that devices using Logitech’s newer Logi Bolt dongles are not compatible with Unifying receiver bundles