Your search for iphone 4 airplay returned the following:

Powered speaker system with Apple AirPlay® wireless streaming

IN STOCK

24 people say 

• AirPlay lets you stream music wirelessly from your iPod touch®, iPhone®, iPad®, or computer
• high-performance tweeters, midranges and subwoofer for exceptional sound
• minijack auxiliary input accepts both analog and optical digital connections

Powered speaker system with Apple AirPlay® and iPhone 5® dock

• Lightning connector dock works with iPhone 5®, 5th generation iPod touch®, 7th generation iPod nano and later
• AirPlay lets you stream music via Wi-Fi® from your iPod touch, iPhone, iPad, or computer
• high-performance tweeters, midranges and subwoofer for exceptional sound

Powered speaker system with Apple AirPlay® wireless streaming

IN STOCK

3 people say 

• AirPlay lets you stream music wirelessly from your iPod touch®, iPhone®, iPad®, or computer
• auxiliary stereo minijack input for other portable players
• frequency response: 47-22,000 Hz

Powered speaker system with Apple AirPlay® and iPhone 5® Lightning™ connector dock (Black)

IN STOCK

3 people say 

• Lightning connector dock works with iPhone 5®, 5th generation iPod touch®, 7th generation iPod nano and later
• AirPlay lets you stream music via Wi-Fi® from your iPod touch, iPhone, iPad, or computer
• minijack auxiliary input for other portable devices

Powered speaker system with Apple AirPlay® and iPhone 5® Lightning™ connector dock (White)

3 people say 

• Lightning connector dock works with iPhone 5®, 5th generation iPod touch®, 7th generation iPod nano and later
• AirPlay lets you stream music via Wi-Fi® from your iPod touch, iPhone, iPad, or computer
• minijack auxiliary input for other portable devices

Weather-resistant system for Apple AirPlay®

IN STOCK

25 people say 

• weather-resistant portable outdoor speaker
• designed to house an Apple AirPort Express® (sold separately) for wireless music playback
• powerful built-in amplifier for quality sound over a wide listening area

HD digital media receiver with Wi-Fi® and AirPlay®

IN STOCK

45 people say 

• plays high-def 1080p movies and TV shows from iTunes® and Netflix®
• stream audio from iTunes, Internet radio, Apple devices
• access your videos, music, and photos stored in the iCloud as well as your iPhone, iPod touch, or iPad