Tactic TTX410 4-Channel 2.4GHz Mode 2 SLT Transmitter w/ TR625 Receiver

FHSS (Frequency Hopping Spread Spectrum) eliminates frequency pins and signal interference-pushbutton transmitter/receiver linking with no binding plugs
Digital trims with memory, fast/slow step adjustment and sound cues for all channels
Red LED power on indicator, flashes at low voltage
Low voltage and no trainer signal alarms
Wireless trainer system, plus wired system with a 3.5mm round jack
Factory-set fail-safes for aileron, elevator & rudder
User-settable throttle fail-safe
Charge jack for optional rechargeable batteries
All channel servo reversing
Ball bearing supported gimbals
Internal antenna
One year limited warranty through manufacturer beginning at date of purchase

Tactic TTX410 2.4GHz 4-Channel Transmitter
TR625 6-Channel Receiver​
On/off switch harness with built-in charge lead
Four cell AA battery holder for receiver
Tactic neck strap
Instruction manual

AA Batteries: Eight, 4 for transmitter and 4 for receiver
Servos of modeler's choice

Transmitter-
Channels: 4
Frequencies: 2.403 - 2.480GHz
Modulation: FHSS spread spectrum
Input Power: Four "AA" alkaline, NiCD or NiMH cells, not included
Output Power: <0.1W
Power Indicators: LED, with low voltage alarm
Reversing Switches: DIP switches, all channels
Trims: Digital for each channel
Antenna: Built-in, non-removable
Charge Jack: Futaba compatible, for use with optional NiCd or NiMH cells
Trainer Function: Wired and wireless (compatible with Tactic brand transmitters only)
Trainer Jack: 3.5mm mono headphone socket
Optional Mixes: Elevon, V-tail

Receiver-
Channels: 6
Frequencies: 2.403 - 2.480GHz
Modulation: SLT 2.4GHz FHSS spread spectrum
Input Power: Four "AA" alkaline, NiCd or NiMH cells (4.0 - 6.0V, not included)
Failsafe: Programmable; reduces throttle to a user-selected setting
Dimensions: 1.80 x 1.00 x 0.50" (45 x 26 x 13mm)
Weight: 0.34 oz (9.5g)