diff --git a/golang/Lab7/headphones.go b/golang/Lab7/headphones.go
new file mode 100644
index 00000000..39da804a
--- /dev/null
+++ b/golang/Lab7/headphones.go
@@ -0,0 +1,29 @@
+package lab7
+
+import "fmt"
+
+type Headphones struct {
+	Brand      string
+	Connection string
+	Price      float64
+}
+
+func (h Headphones) GetPrice() float64 {
+	return h.Price
+}
+
+func (h *Headphones) EditPrice(NewPrice float64) {
+	(*h).Price = NewPrice
+}
+
+func (h *Headphones) ApplyDiscount(Percent float64) {
+	(*h).Price = (h.Price / 100) * (100 - Percent)
+}
+
+func (h *Headphones) EditDescription(NewDescription string) {
+	(*h).Connection = NewDescription
+}
+
+func (h Headphones) GetInfo() {
+	fmt.Println("В продаже есть наушники от производителя", h.Brand, "с", h.Connection, "подключением и стоимостью:", h.Price)
+}
diff --git a/golang/Lab7/keyboard.go b/golang/Lab7/keyboard.go
new file mode 100644
index 00000000..f8569edf
--- /dev/null
+++ b/golang/Lab7/keyboard.go
@@ -0,0 +1,29 @@
+package lab7
+
+import "fmt"
+
+type Keyboard struct {
+	Brand      string
+	Connection string
+	Price      float64
+}
+
+func (k Keyboard) GetPrice() float64 {
+	return k.Price
+}
+
+func (k *Keyboard) EditPrice(NewPrice float64) {
+	(*k).Price = NewPrice
+}
+
+func (k *Keyboard) ApplyDiscount(Percent float64) {
+	(*k).Price = (k.Price / 100) * (100 - Percent)
+}
+
+func (k *Keyboard) EditDescription(NewDescription string) {
+	(*k).Connection = NewDescription
+}
+
+func (k Keyboard) GetInfo() {
+	fmt.Println("В продаже есть клавиатура от производителя", k.Brand, "с", k.Connection, "подключением и стоимостью:", k.Price)
+}
diff --git a/golang/Lab7/lab7.go b/golang/Lab7/lab7.go
new file mode 100644
index 00000000..b5420555
--- /dev/null
+++ b/golang/Lab7/lab7.go
@@ -0,0 +1,49 @@
+package lab7
+
+import (
+	"fmt"
+)
+
+type Product interface {
+	GetInfo()
+	GetPrice() float64
+	EditPrice(float64)
+	ApplyDiscount(float64)
+	EditDescription(string)
+}
+
+func CalculatePrice(list []Product) float64 {
+	var sum float64 = 0
+	for _, price := range list {
+		sum += price.GetPrice()
+	}
+	return sum
+}
+
+func RunLab7() {
+	var mouse Product = &Mouse{"Razer", "оптическим светодиодным", 7499}
+	var keyboard Product = &Keyboard{"HyperX", "беспроводным", 8999}
+	var headphones Product = &Headphones{"Logitech", "беспроводным", 12999}
+
+	mouse.GetInfo()
+	keyboard.GetInfo()
+	headphones.GetInfo()
+
+	var purchase []Product = []Product{mouse, keyboard, headphones}
+	sum := CalculatePrice(purchase)
+	fmt.Println("Общая стоимость товара:", sum)
+
+	mouse.EditDescription("оптическим")
+	mouse.ApplyDiscount(15)
+	keyboard.EditDescription("проводным")
+	keyboard.ApplyDiscount(20)
+	headphones.EditDescription("проводным")
+	headphones.ApplyDiscount(10)
+
+	mouse.GetInfo()
+	keyboard.GetInfo()
+	headphones.GetInfo()
+
+	sum = CalculatePrice(purchase)
+	fmt.Println("Общая стоимость товара:", sum)
+}
diff --git a/golang/Lab7/mouse.go b/golang/Lab7/mouse.go
new file mode 100644
index 00000000..44e55b29
--- /dev/null
+++ b/golang/Lab7/mouse.go
@@ -0,0 +1,29 @@
+package lab7
+
+import "fmt"
+
+type Mouse struct {
+	Brand  string
+	Sensor string
+	Price  float64
+}
+
+func (m Mouse) GetPrice() float64 {
+	return m.Price
+}
+
+func (m *Mouse) EditPrice(NewPrice float64) {
+	(*m).Price = NewPrice
+}
+
+func (m *Mouse) ApplyDiscount(Percent float64) {
+	(*m).Price = (m.Price / 100) * (100 - Percent)
+}
+
+func (m *Mouse) EditDescription(NewDescription string) {
+	(*m).Sensor = NewDescription
+}
+
+func (m Mouse) GetInfo() {
+	fmt.Println("В продаже есть компьютерная мышь от производителя", m.Brand, "с ", m.Sensor, "сенсором и стоимостью:", m.Price)
+}
diff --git a/golang/main.go b/golang/main.go
index 80b86372..7d6c45ee 100644
--- a/golang/main.go
+++ b/golang/main.go
@@ -5,10 +5,12 @@ import (
 
 	lab4 "isuct.ru/informatics2022/Lab4"
 	lab6 "isuct.ru/informatics2022/Lab6"
+	lab7 "isuct.ru/informatics2022/Lab7"
 )
 
 func main() {
 	fmt.Println("Головин Даниил Александрович")
 	lab4.RunLab4()
 	lab6.RunLab6()
+	lab7.RunLab7()
 }